/*
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 2 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
*/
#include <stdio.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <unistd.h>
#include <stdlib.h>
#include <string.h> 

int main(int argc, char **argv){
 
        int  ifd,  ofd;
        char ofile[16] = "/dev/null";
        char ifile[32];
        char buf[32];
 
        if(argc != 2){
                printf("usage, %s file, will send contents of file 2 /dev/null\n",argv[0]);
                exit(-1);
        }
 
        /* open files */
        strcpy(ifile, argv[1]);
        if((ofd = open(ofile,O_RDWR)) < 0 ){
                printf("error opening %s\n", ofile);
                exit(-1);
        }
        if((ifd = open(ifile, O_RDONLY)) < 0 ){
                printf("error opening %s\n", ifile);
                exit(-1);
        }
 
        /* copy from file1 to file2 */
        read(ifd, buf, sizeof(buf)-1);
        write(ofd,buf, sizeof(buf)-1);
        printf("copied contents of %s to a safer place... (%s)\n",ifile,ofile);
 
        /* close 'em */
        close(ifd);
        close(ofd);
 
        exit(1);
}
